Hegetotheriidae

Hegetotheriidae; Temporal range:
	Prosotherium garzoni (=Propachyrucos ameghinorum).
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Notoungulata
Suborder:	†Typotheria
Family:	†Hegetotheriidae; Ameghino, 1894
Subfamilies and genera
	†Hegetotheriinae †Ethegotherium; †Hegetotherium; †Hemihegetotherium; †Prohegetotherium; †Pseudohegetotherium; †Pachyrukhinae †Medistylus; †Propachyrucos; †Prosotherium Pachyrukhini †Pachyrukhos; †Paedotherium; †Tremacyllus; ; ;

Hegetotheriidae is an extinct family of notoungulate mammals known from the Oligocene through the Pliocene of South America.

Hegetotheriidae Temporal range:

Prosotherium garzoni (=Propachyrucos ameghinorum).
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Notoungulata
Suborder:	†Typotheria
Family:	†Hegetotheriidae Ameghino, 1894
Subfamilies and genera
†Hegetotheriinae †Ethegotherium †Hegetotherium †Hemihegetotherium †Prohegetotherium †Pseudohegetotherium †Pachyrukhinae †Medistylus †Propachyrucos †Prosotherium Pachyrukhini †Pachyrukhos †Paedotherium †Tremacyllus